worker-openai.fozu.workers.dev - robtex.com
worker-openai.fozu.workers.dev
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3037::6815:4a1b🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::ac43:9971🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.74.27Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.153.113🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.74.27, 172.67.153.113 | ||||||
| IPv6 hints | 2606:4700:3037::6815:4a1b, 2606:4700:3037::ac43:9971 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=202, name=cloudflare-ech.com | ||||||
fozu.workers.dev
| DNSSEC | ⚠️ Not signed | ||||||
| NS | mckinley.ns.cloudflare.com ⭐ | ||||||
| NS | shane.ns.cloudflare.com | ||||||
| SOA | mckinley.ns.cloudflare.comdns@cloudflare.com serial=2406632560 | ||||||
Similar names
DNS History
4 records (4 active, 0 former)
●A104.21.74.272026-06-25 → 2026-07-26 · 2 obs
● 2026-06-25 13:59:42
● 2026-07-26 02:41:50
● 2026-07-26 02:41:50
●A172.67.153.1132026-06-25 → 2026-07-26 · 2 obs
● 2026-06-25 13:59:42
● 2026-07-26 02:41:50
● 2026-07-26 02:41:50
●A2606:4700:3037::6815:4a1b2026-06-25 → 2026-07-26 · 2 obs
● 2026-06-25 13:59:42
● 2026-07-26 02:41:50
● 2026-07-26 02:41:50
●A2606:4700:3037::ac43:99712026-06-25 → 2026-07-26 · 2 obs
● 2026-06-25 13:59:42
● 2026-07-26 02:41:50
● 2026-07-26 02:41:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| workers.dev | clyde.ns.cloudflare.com, sofia.ns.cloudflare.com | - |
| fozu.workers.dev | mckinley.ns.cloudflare.com, shane.ns.cloudflare.com | - |
✅ Authoritative Response
Server:162.159.44.57
NS records: mckinley.ns.cloudflare.com, shane.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for workers.dev (unsigned zone)
⏱️ Timing
Total: 486ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.153.113, 104.21.74.27 |
| AAAA | 2 | 2606:4700:3037::ac43:9971, 2606:4700:3037::6815:4a1b |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
Analysis
IP Addresses
worker-openai.fozu.workers.dev points to the four IP addresses 104.21.74.27, 172.67.153.113, 2606:4700:3037::6815:4a1b and 2606:4700:3037::ac43:9971.
hanshiyutong.com, csl(0x787878).com, portalsemakan.com plus two other host names have IP numbers in common with worker-openai.fozu.workers.dev.